#pragma once

#include <iostream>
#include <functional>

class Reactor;

using handler_t = std::function<std::string(std::string &)>;
// 基类
class Connection
{
public:
    Connection() : _events(0), _owner(nullptr)
    {
    }

    virtual void Recver() = 0;
    virtual void Sender() = 0;
    virtual void Excepter() = 0;
    virtual int GetSockFd() = 0;

    void SetOwner(Reactor *owner)
    {
        _owner = owner;
    }
    Reactor *GetOwner()
    {
        return _owner;
    }

    void SetEvent(const uint32_t &events)
    {
        _events = events;
    }
    uint32_t GetEvent()
    {
        return _events;
    }

    void RegisterHandler(handler_t handler)
    {
        _handler = handler;
    }

    ~Connection()
    {
    }

private:
    // 关心事件
    uint32_t _events;
    // 回指指针
    Reactor *_owner;

public:
    handler_t _handler; // 基类中定义了一个回调函数
};